diff --git a/caffe2fluid/doc/Convolution.md b/caffe2fluid/doc/Convolution.md
index d8dc3a77c921b68222627c14a2438bd40607a2ce..03cccbe7b71a4c093b01d3007c989982dc2fe7a3 100644
--- a/caffe2fluid/doc/Convolution.md
+++ b/caffe2fluid/doc/Convolution.md
@@ -38,7 +38,7 @@ layer {
 ```
 
 
-### [paddle.fluid.layers.conv2d](http://paddlepaddle.org/documentation/docs/zh/1.3/api_cn/layers_cn.html#permalink-45-conv2d)
+### [paddle.fluid.layers.conv2d](http://paddlepaddle.org/documentation/docs/zh/1.4/api_cn/layers_cn.html#permalink-45-conv2d)
 ```python
 paddle.fluid.layers.conv2d(
     input,